<template>
    <div>
        <Header />
        <div class="m-content">
            <el-form :model="ruleForm" :rules="rules" ref="ruleForm" label-width="100px" class="demo-ruleForm">
                <el-form-item label="标题" prop="title">
                <el-input v-model="ruleForm.title"></el-input>
                </el-form-item>

                <el-form-item label="摘要" prop="description">
                <el-input type="textarea" v-model="ruleForm.description"></el-input>
                </el-form-item>

                <el-form-item label="内容" prop="content">
                    <mavon-editor v-model="ruleForm.content" style="height: 600px;"></mavon-editor>
                </el-form-item>

                <el-form-item>
                    <el-button type="primary" @click="submitForm('ruleForm')">立即创建</el-button>
                    <el-button @click="resetForm('ruleForm')">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
</template>

<script>
import Header from "../components/Header"
export default {
    name: "BlogEdit",
    components: { Header },
    data() {
        return {
            ruleForm: {
                id: '',
                title: '',
                description: '',
                content: ''
            },
            rules: {
            title: [
                    { required: true, message: '请输入标题', trigger: 'blur' },
                    { min: 3, max: 25, message: '长度在 3 到 25 个字符', trigger: 'blur' }
                ],
                description: [
                    { required: true, message: '请输入摘要', trigger: 'blur' }
                ],
                content: [
                    { trequired: true, message: '请输入内容', trigger: 'blur' }
                ]
            }
        }
    },
    methods: {
        submitForm(formName) { 
            this.$refs[formName].validate((valid) => { 
                if (valid) {
                    const _this = this
                    _this.$axios.post('/blog/edit', this.ruleForm, {
                        headers: {
                            "Authorization": localStorage.getItem("token")
                        }
                    }).then(res => {
                        console.log(res)
                        _this.$alert('操作成功', '提示', {
                            confirmButtonText: '确定',
                            callback: action => {
                            _this.$router.push("/blogs")
                            }
                        });
                    })
                } else { 
                    console.log('error submit!!');
                    return false;
                }
            })
        },
        resetForm(formName) {
            this.$refs[formName].resetFields();
        }
    },
    created() { 
        const blogId = this.$route.params.blogId
        console.log(blogId)
        const _this = this
        if(blogId) {
            this.$axios.get('/blog/' + blogId).then(res => {
                const blog = res.data.data
                _this.ruleForm.id = blog.id
                _this.ruleForm.title = blog.title
                _this.ruleForm.description = blog.description
                _this.ruleForm.content = blog.content
            })
      }
    }
}
</script>

<style scoped>
.m-content {
    text-align: center;
}
</style>